Finding the Fourth Proportional to 593,834.19, 818,392.17 and 421,759.68
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Solution
The fourth proportional to 593,834.19, 818,392.17 and 421,759.68 is: 581,247.81
Step by Step Solution
- Step 1: Write the proportion equation
593,834.19 : 818,392.17 = 421,759.68 : x - Step 2: Convert to fraction form
593,834.19/818,392.17 = 421,759.68/x - Step 3: Cross multiply
593,834.19x = 818,392.17 × 421,759.68 - Step 4: Simplify right side
593,834.19x = 345,164,819,733.71 - Step 5: Solve for x
x = 345,164,819,733.71/593,834.19 - Step 6: Final answer
x = 581,247.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.